LM4849

LM4840 : The LM4840 is a monolithic integrated circuit that provides digital volume control and stereo bridged audio power amplifiers capable of producing 2W into 4Ω (Note 1) with less than 1.0% THD or 2.2W into 3Ω (Note 2) with less than 1.0% THD. Boomer ® audio integrated circuits were designed specifically to provide high quality audio while requiring a minimum amount of external components. The LM4840 incorporates a digital volume control, stereo bridged audio power amplifiers, an input mux, and a last volume level memory function to save the volume setting during shutdown. These features make it optimally suited for multimedia monitors, portable radios, desktop, and portable computer application.

LM4841 : The LM4841 is a monolithic integrated circuit that provides DC volume control and stereo bridged audio power amplifiers capable of producing 2W into 4Ω (Note 1) or 2.2W into 3Ω (Note 2) with less than 1.0% THD. The LM4841 uses advanced, latest generation circuitry to eliminate all traces of clicks and pops when the supply voltages is first applied. The amplifier has a headphoneamplifier-select input pin that is used to switch the amplifiers from bridge to single-ended mode for driving headphones. A new circuit topology eliminates headphone output coupling capacitors (patent pending). Boomer ® audio integrated circuits are designed specifically to provide high quality audio while requiring a .

LM48410 : The LM48410 is a single supply, high efficiency, 2.3W/channel, filterless switching audio amplifier. A low noise PWM architecture eliminates the output filter, reducing external component count, board area consumption, system cost, and simplifying design. A selectable spread spectrum modulation scheme suppresses RF emissions, further reducing the need for output filters. The LM48410 is designed to meet the demands of mobile phones and other portable communication devices. Operating from a single 5V supply, the device is capable of delivering 2.3W/channel of continuous output power to a 4Ω load with less than 10% THD+N. Flexible power supply requirements allow operation from 2.4V to 5.5V. The.

LM48411 : The LM48411 is a single supply, high efficiency, 2.5W/channel Class D audio amplifier. The LM48411 features TI's Enhanced Emissions Suppression (E2S) system, that features a unique patent-pending ultra low EMI, spread spectrum, PWM architecture, that significantly reduces RF emissions while preserving audio quality and efficiency. The E2S system improves battery life, reduces external component count, board area consumption, system cost, and simplifying design. The LM48411 is designed to meet the demands of mobile phones and other portable communication devices. Operating on a single 5V supply, it is capable of delivering 2.5W/channel of continuous output power to a 4Ω load with less than 10.

LM48413 : The LM48413 is a single supply, high efficiency, 1.2W/channel, filterless switching audio amplifier. The LM48413 features Texas Instruments' Enhanced Emissions Suppression (E2S) system - a unique patented ultra low EMI, spread spectrum, PWM architecture. It significantly reduces RF emission while preserving audio quality and efficiency. The E2S system improves battery life, reduces external component count, board area consumption, system cost and product design cycle time. The LM48413TL is available in a micro-SMD package, further saving space. The LM48413 is designed to meet the demands of mobile phones and other portable communication devices. Operating from a single 5V supply, the device .

LM48413 : The LM48413 is a single supply, high efficiency, 1.2W/channel, filterless switching audio amplifier. The LM48413 features National’s Enhanced Emissions Suppression (E2S) system - a unique patented ultra low EMI, spread spectrum, PWM architecture. It significantly reduces RF emission while preserving audio quality and efficiency. The E2S system improves battery life, reduces external component count, board area consumption, system cost and product design cycle time. The LM48413TL is available in a micro-SMD package, further saving space. The LM48413 is designed to meet the demands of mobile phones and other portable communication devices. Operating from a single 5V supply, the device is capab.

LM4842 : The LM4842 is a monolithic integrated circuit that provides DC volume control, and stereo bridged audio power amplifiers capable of producing 2W into 4Ω (Note 1) or 2.2W into 3Ω (Note 2) with less than 1.0% THD+N. Boomer ® audio integrated circuits were designed specifically to provide high quality audio while requiring a minimum amount of external components. The LM4842 incorporates a DC volume control, stereo bridged audio power amplifiers, new cap-less headphone driver circuit (patent pending), selectable gain or bass boost, and an input mux making it optimally suited for multimedia monitors, portable radios, desktop, and portable computer applications. The LM4842 features an externally c.

LM4843 : The LM4843 is a monolithic integrated circuit that provides DC volume control, and stereo bridged audio power amplifiers capable of producing 2W into 4Ω (Note 1) with less than 1.0% THD or 2.2W into 3Ω (Note 2) with less than 1.0% THD. Boomer ® audio integrated circuits were designed specifically to provide high quality audio while requiring a minimum amount of external components. The LM4843 incorporates a DC volume control with stereo bridged audio power amplifiers making it optimally suited for multimedia monitors, portable radios, desktop, and portable computer applications. The LM4843 features an externally controlled, low-power consumption shutdown mode, and both a power amplifier and .

LM4844 : The LM4844 is an integrated audio sub-system designed for stereo cell phone applications. Operating on a 3.3V supply, it combines a stereo speaker amplifier delivering 495mW per channel into an 8Ω load and a stereo OCL headphone amplifier delivering 33mW per channel into a 32Ω load. It integrates the audio amplifiers, volume control, mixer, power management control, and National 3D enhancement all into a single package. In addition, the LM4844 routes and mixes the stereo and mono inputs into 10 distinct output modes. The LM4844 is controlled through an I2C compatible interface. Boomer audio power amplifiers are designed specifically to provide high quality output power with a minimal amount .

LM4845 : The LM4845 is an audio power amplifier capable of delivering 500mW of continuous average power into a mono 8Ω bridged-tied load (BTL) with 1% THD+N, 25mW per channel of continuous average power into stereo 32Ω single-ended (SE) loads with 1% THD+N, or an output capacitor-less (OCL) configuration with identical specification as the SE configuration, from a 3.3V power supply. The LM4845 features a 32-step digital volume control and eight distinct output modes. The digital volume control, 3D enhancement, and output modes (mono/SE/OCL) are programmed through a two-wire I2C or a three-wire SPI compatible interface that allows flexibility in routing and mixing audio channels. The LM4845 has three .